Osborne, Mary Pope, <br/><br/>
Earthquake in the early morning  
by Mary Pope Osborne ; illustrated by Sal Murdocca. 
 - New York :  Random House,  2001. 
 - 72 pages :  illustrations ;  20 cm  Hardback book 
 - Magic tree house ;  24 .
<br/><br/> "Stepping stone." 
<br/><br/> The magic tree house takes Jack and Annie to San Francisco in 1906, in time for them to experience one of the biggest earthquakes the United States had ever known. 
<br/><br/>
<br/><br/><label>ISBN: </label>067989070X 9780679890706 0679990704 9780679990703 9780613356848 9780439802277 9780439403122 0439371163 9780759320024 0876177135 (Penworthy) 9780876177136 (Penworthy) 
<br/><br/><label>Source: </label>
<br/><br/><label>LCCN: </label>00045701  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earthquakes--California--San Francisco--Juvenile fiction.<br/>Time travel<br/>Magic<br/>Tree houses
<br/><br/><label>Index Terms--Genre/Form: </label>
<br/><br/><label>LC Class. No.: </label>PZ7.O81167  / Ear 2001 
<br/><br/><label>Dewey Class. No.: </label>jOsb   83